Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7076895 | Apparatus and method for suction and discharge of material | Gert Lovgren, Jan Billberg, Gisle Hauk | 2006-07-18 |
| 6332474 | Method for collecting a viscous and sticky material | Gert Lovgren | 2001-12-25 |
| 6272720 | Sweeping machine | Gert Lovgren | 2001-08-14 |
| 5803195 | System, method and cutterhead for dry full-area drilling | Gert Lovgren, Stig-åke Brolund, Roland Kallvik | 1998-09-08 |
| 4755306 | Method for collecting a highly viscous, tough and tacky material from an area covered by such material | Gert Lovgren | 1988-07-05 |